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#!/usr/bin/env sh
# testing from fork:
# REPO="kennycallado/joshuto" bash <(curl -s https://raw.githubusercontent.com/kennycallado/joshuto/master/utils/install.sh)
set -eo pipefail
# Check before starting the installation
readonly INSTALL_PREFIX="${INSTALL_PREFIX:-"$HOME/.local/bin"}"
if [ ! -d "$INSTALL_PREFIX" ];then echo "Error! $INSTALL_PREFIX does not exist"; exit 1 ;fi
readonly GITHUB_API_URL="https://api.github.com/repos/kamiyaa/joshuto/releases"
function get_latest_version() {
curl -Lfs "$GITHUB_API_URL" | \
grep '"tag_name":' | \
sed -E 's/.*"([^"]+)".*/\1/' | \
head -n 1
}
function get_release_body() {
curl -Lfs "$GITHUB_API_URL" | \
grep '"body":' | \
sed -E 's/.*"([^"]+)".*/\1/' | \
head -n 1
}
readonly OS="$(uname -s)"
readonly ARCH="$(uname -m)"
readonly REPO="${REPO:-"kamiyaa/joshuto"}"
readonly LIBR="$(if [ -f /lib/libc.musl-x86_64.so.1 ];then echo "musl" ; else echo "gnu" ;fi)"
readonly RELEASE_VER="${RELEASE_VER:-"$(get_latest_version)"}"
readonly RELEASE_BODY="$(get_release_body)"
if [ "$OS" == "Linux" ]; then
readonly ARCHIVE_NAME="joshuto-$RELEASE_VER-$ARCH-unknown-linux-$LIBR"
elif [ "$OS" == "Darwin" ]; then
readonly ARCHIVE_NAME="joshuto-$RELEASE_VER-$ARCH-apple-darwin"
else
echo
echo "$OS platform is not supported currently"
exit 1
fi
readonly ARCHIVE_URL="https://github.com/$REPO/releases/download/$RELEASE_VER/$ARCHIVE_NAME.tar.gz"
readonly CHECKSUM_URL="$ARCHIVE_URL.sha256sum"
readonly DOWNLOAD_DIR="$(mktemp -d)"
readonly RELEASE_SHA="$(curl -Lfs "$CHECKSUM_URL" | awk '{print $1}')"
function main() {
echo -e "$RELEASE_BODY"
printf '\e[1;32m%-6s\e[m' "===================="
printf '\e[1;34m%-6s\e[m' " Release notes "
printf '\e[1;32m%-6s\e[m' "===================="
printf "\n\n";
download_archive
verify_archive
install_joshuto
}
function download_archive() {
echo "Downloading joshuto's binary from $RELEASE_VER release.."
if ! curl --progress-bar -Lf "$ARCHIVE_URL" -o "$DOWNLOAD_DIR/$ARCHIVE_NAME.tar.gz"; then
echo
echo "Download failed. Check that the release/filename are correct."
exit 1
fi
echo "Download complete!"
}
# Some releases don't have checksum file
function checksum_file() {
local _return=$1
if [ -z "$RELEASE_SHA" ]; then
printf "\n"
printf '\e[1;33m%-6s\e[m' "Warning! "
printf '\e[1;0m%-6s\e[m' "release checksum file is not found."
printf "\n"
echo "Would you like to continue? [y/N]"
read -r answer
if [ "$answer" == "${answer#[Yy]}" ]; then
echo "Installation aborted."
exit 1
fi
fi
eval $_return="'$DOWNLOADED_SHA'"
}
function verify_archive() {
echo "Verifying the installation..."
DOWNLOADED_SHA="$(openssl dgst -sha256 "$DOWNLOAD_DIR/$ARCHIVE_NAME.tar.gz" | awk '{print $2}')"
checksum_file VERIFIED
if [ "$VERIFIED" != "$DOWNLOADED_SHA" ]; then
printf "\n"
printf '\e[1;31m%-6s\e[m' "Error! "
printf '\e[1;0m%-6s\e[m' "checksum mismatch."
printf "\n"
exit 1
fi
echo "Verification complete!"
}
function install_joshuto() {
echo "Installing joshuto..."
PWD="$(pwd)"
cd $DOWNLOAD_DIR
tar -xzf "$DOWNLOAD_DIR/$ARCHIVE_NAME.tar.gz"
cd $PWD
if [ ! -d "$DOWNLOAD_DIR/$ARCHIVE_NAME" ]; then
printf "\n"
printf '\e[1;31m%-6s\e[m' "Error! "
printf '\e[1;0m%-6s\e[m' "Archive does not contain a $ARCHIVE_NAME directory."
printf "\n"
exit 1
fi
cp -r "$DOWNLOAD_DIR/$ARCHIVE_NAME/joshuto" "$INSTALL_PREFIX/"
echo
echo "Installation complete!"
echo "======================"
echo "Now you can run $INSTALL_PREFIX/joshuto"
}
main "$@"
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